INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39517769960c7465fdce01dd2eff2b4481d789239539a80357c642b5aeddd764', 
    'DVphrobtETcXpIpCaEZbQHRChfJikgUvAxvaFhHBCJs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)